signalpost

名词 n.

英文释义

名词 n.
  1. Alternative form of signal post. alt-of,alternative
    — In recent issues two replies have been given to correspondents concerning the function of the diamond-shaped enamelled white plates fixed to signalposts, which are to indicate to enginemen that the section of line is track-circuited, so that action under Rule 55 of the Rule Book is unnecessary.

词形变化

signalposts plural

词源

From signal + post.
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